1923, 5000r. on 2000r. blue/slate, horizontal block of eight, one adhesive creased, used with cds. "ZAKATALY 24 2 23", two stamps at the left overprinted "5001" and "5002" by mistake, later corrected by the clerk with two "5000" metal handstamp strikes alongside, very fine and most unusual, with certificate Stefan Berger (2022)
